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<?php
/**
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @since 1.0.0
* @license http://www.opensource.org/licenses/mit-license.php MIT License
*/
namespace DebugKit\View\Helper;
use Cake\View\Helper;
/**
* Class SimpleGraphHelper
*
* Allows creation and display of extremely simple graphing elements
*
* @since DebugKit 1.0
*/
class SimpleGraphHelper extends Helper
{
/**
* Default settings to be applied to each Simple Graph
*
* Allowed options:
*
* - max => (int) Maximum value in the graphs
* - width => (int)
* - valueType => string (value, percentage)
* - style => array
*
* @var array
*/
protected $_defaultSettings = [
'max' => 100,
'width' => 350,
'valueType' => 'value',
];
/**
* bar method
*
* @param float $value Value to be graphed
* @param int $offset how much indentation
* @param array|\Graph $options Graph options
* @return string Html graph
*/
public function bar($value, $offset, $options = [])
{
$settings = array_merge($this->_defaultSettings, $options);
/* @var int $max */
/* @var int $width */
/* @var string $valueType */
extract($settings);
$graphValue = ($value / $max) * $width;
$graphValue = max(round($graphValue), 1);
if ($valueType === 'percentage') {
$graphOffset = 0;
} else {
$graphOffset = ($offset / $max) * $width;
$graphOffset = round($graphOffset);
}
return sprintf(
'<div class="graph-bar" style="%s"><div class="graph-bar-value" style="%s" title="%s"> </div></div>',
"width: {$width}px",
"margin-left: {$graphOffset}px; width: {$graphValue}px",
__d('debug_kit', "Starting {0}ms into the request, taking {1}ms", $offset, $value)
);
}
}